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An object with a mass of 50 kg is being dragged along a horizontal floor by a horizontal force of 30 N. If the friction force opposing the motion is a steady 20 N, what is the acceleration of the body

  • Physics -

    sum(F) = m*a
    where sum(F) is the sum of the forces, m is mass, and a is acceleration:

    30 - 20 = 50*a

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